There's truth—real authenticity—in this advertising. At least, that's the promise behind campaigns like the one for just-launched Skinnygirl Smoothers n' Shapers, a line of Spanx-like underthings from ubiquitous loudmouth and "Bravolebrity" Bethenny Frankel. See, they're using "real" women in the ads, not supermodels. And for that, the brand deserves a pat on the back. Or does it? Actually, no! And here's why: First, ads like these purposely try to equate "real" with "typical," and I'm not buying it.